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						<h1 id="firstHeading" class="firstHeading" lang="en"><span dir="auto">Pincushion distortion</span></h1>
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								<div id="siteSub">From PanoTools.org Wiki</div>
								
												
				<div id="mw-content-text" lang="en" dir="ltr" class="mw-content-ltr"><p>A <a href="Lens_distortion.html" title="Lens distortion">lens distortion</a> which causes straight lines outside the image center to be bent inwards (like a pincushion). <b>Pincushion distortion</b> is the opposite of <a href="Barrel_distortion.html" title="Barrel distortion">barrel distortion</a>.
</p><p>It is a common <a href="Lens_distortion.html" title="Lens distortion">Lens distortion</a> that can be corrected by the <a href="Lens_correction_model.html" title="Lens correction model">lens correction model</a> of panotools.
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<div class="thumb tnone"><div class="thumbinner" style="width:647px;"><img alt="" src="Pincushion-distortion.jpg" width="645" height="240" class="thumbimage" /><a class="external" href="http://wiki.panotools.org/File:Pincushion-distortion.jpg">[*]</a>  <div class="thumbcaption">A photograph showing exaggerated pincushion distortion</div></div></div>




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